SOLUTION: P(A)=11/20,P(B|A)=13/20,P(A∩B)=?

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Question 1181089: P(A)=11/20,P(B|A)=13/20,P(A∩B)=?
Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
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From the definition of the conditional probability,


    P(A∩B) = P(B | A) * P(A) = %2813%2F20%29%2A%2811%2F20%29 = 143%2F400.    ANSWER

Solved.